Sudah bisa DigitalOutput, DigitalInput. Juga sudah menambahkan class NanoPi.

JavaInRaspi.iml

@@ -3,9 +3,12 @@
   <component name="NewModuleRootManager" inherit-compiler-output="true">
     <exclude-output />
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/lib" isTestSource="false" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
     </content>
-    <orderEntry type="inheritedJdk" />
+    <orderEntry type="jdk" jdkName="liberica-21" jdkType="JavaSDK" />
     <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="tinylog" level="project" />
+    <orderEntry type="library" exported="" name="net.java.dev.jna" level="project" />
   </component>
 </module>